GroupOffice is a groupware suite that takes your office online, implementing online collaboration and CRM. It allows you to share projects, calendars, files and email online with co-workers and clients. It is easy to use and fully customizable. It also features synchronization with PDAs and Outlook.

Tiki Wiki CMS Groupware is a full-featured, Web-based, multilingual, tightly integrated, all-in-one wiki, CMS, and groupware. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge bases, intranets, and extranets. Tiki offers a very large number of features "out-of-the-box". It is highly configurable and modular. All features are optional and administered via a Web-based interface. Major features include a robust wiki engine, news articles, discussion forums, newsletters, blogs, file and image galleries, bug and issue trackers, a link directory, polls/surveys and quizzes, FAQs, a banner management system, calendar, maps, mobile access, RSS feeds, a category system, tags, an advanced themeing engine (Smarty), spreadsheet, live support, shoutbox, inter-user messaging, menu generator, advanced permission system for users and groups, internal search engine, external authentication support, and more. It was formerly named TikiWiki.

TimeTrex is a complete Web-based payroll and time management suite that offers employee scheduling, time and attendance (timeclock, timesheet/timecard), job costing, invoicing, and payroll in a single package. Employees can use Web browsers or timeclocks to track their time and attendance, check their own timesheet for missed punches, and respond to flagged timesheet errors. Payroll administrators can quickly generate paystubs and process payroll based off timesheet information or export timesheet data to other applications.

BusyTime is an easy to use, practical time management application. It is designed to improve productivity by tracking the time spent on different activities. It displays and prints tabular and graphical reports. The application can also export the user data in XML format.

etm is an acronym for Event and Task Manager. It provides a simple, intuitive format for using plain text files to store event, task, and other data items, a command line interface for viewing stored information in a variety of convenient ways, and a cross-platform, PyQt-based GUI for creating and modifying items as well as viewing them. Displayed items can be grouped by date, context, keyword, or project and can be filtered in various ways. A display of busy and free times is also supported, as is a ledger view of time spent that is suitable for client billing. Alarms are supported for events and repetition for both events and tasks in a powerful and flexible manner.

SIMPLE_1 (SIMulation Program for Logistics Engin'g) is a discrete/continuous
network-oriented simulation language with general-purpose programming language
features. The Linux version of this software includes a project management
system to automate integration of user-developed C/C++ code into SIMPLE_1
network models. A user's C/C++ code is interfaced with the SIMPLE_1 modeling
language through information embedded in comments in the user's header file(s).
SIMPLE_1 produces executable files with the help of the C++ compiler.

The Web-based Personal Information Manager is a servlet-based
application that allows you to have a calendar server and an
addressbook server. The data is stored in a MySQL database. The
interface is very usable, skinnable, and cool.